Stack of balancing weights



FIG. 1 is a first perspective view of the design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a back elevational view thereof;

FIG. 6 is a left-side elevational view thereof; and,

FIG. 7 is a right-side elevational view thereof.

CLAIM The ornamental design for a stack of balancing weights, as shownand described.